package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

/**
 * 通用接口
 */
@RestController
@RequestMapping("/admin/common")
@Api(tags = "通用接口")
@Slf4j
public class CommonController {

    @Autowired
    private AliOssUtil aliOssUtil;

    /**
     * 文件上传
     * @param file
     * @return
     */
    @ApiOperation("文件上传接口")
    @PostMapping("upload")
    public Result<String> upload(MultipartFile file){
    log.info("文件上传的file: {}" , file);

        try {
        //原始文件名
        String originalFilename = file.getOriginalFilename();

        //截取原始文件名的后缀 比如xxx.png
        String extension = originalFilename.substring(originalFilename.lastIndexOf("."));//从原始文件名的 . 开始截取

        //构建唯一文件名
        String objectName = UUID.randomUUID().toString() + extension;

        //文件请求路径
         String filePath =  aliOssUtil.upload(file.getBytes(), objectName);
         return Result.success(filePath);

        } catch (IOException e) {
            log.error("上传文件失败：{}", e);
        }

        return Result.error(MessageConstant.UPLOAD_FAILED);
}
}
